|  | ; RUN: opt < %s -basicaa -gvn -dce -S | grep tmp7 | 
|  |  | 
|  | %struct.A = type { i32 } | 
|  | %struct.B = type { %struct.A } | 
|  | @a = global %struct.B zeroinitializer           ; <%struct.B*> [#uses=2] | 
|  |  | 
|  | define i32 @_Z3fooP1A(%struct.A* %b) { | 
|  | entry: | 
|  | store i32 1, i32* getelementptr (%struct.B* @a, i32 0, i32 0, i32 0), align 8 | 
|  | %tmp4 = getelementptr %struct.A* %b, i32 0, i32 0               ;<i32*> [#uses=1] | 
|  | store i32 0, i32* %tmp4, align 4 | 
|  | %tmp7 = load i32* getelementptr (%struct.B* @a, i32 0, i32 0, i32 0), align 8           ; <i32> [#uses=1] | 
|  | ret i32 %tmp7 | 
|  | } |